| Dunbar to Brownsburg (Indiana) | 3,783.82 mi (6,089.47 km) |
| Dunbar to Brownsville (Florida) | 4,289.81 mi (6,903.79 km) |
| Dunbar to Brownsville (Texas) | 4,928.42 mi (7,931.53 km) |
| Dunbar to Brownwood (Texas) | 4,665.48 mi (7,508.37 km) |
| Dunbar to Brunswick (Georgia) | 4,051.44 mi (6,520.16 km) |
| Dunbar to Brunswick (Ohio) | 3,547.55 mi (5,709.23 km) |
| Dunbar to Brushy Creek (Texas) | 4,687.69 mi (7,544.11 km) |
| Dunbar to Bryan (Texas) | 4,630.56 mi (7,452.16 km) |
| Dunbar to Bryant (Arkansas) | 4,276.19 mi (6,881.86 km) |
| Dunbar to Bryn Mawr-Skyway (Washington) | 4,485.55 mi (7,218.80 km) |
| Dunbar to Buckeye (Arizona) | 5,027.96 mi (8,091.72 km) |
| Dunbar to Buckhall (Virginia) | 3,509.83 mi (5,648.52 km) |
| Dunbar to Bucyrus (Ohio) | 3,611.37 mi (5,811.93 km) |
| Dunbar to Buda (Texas) | 4,715.78 mi (7,589.32 km) |
| Dunbar to Buena Park (California) | 5,168.63 mi (8,318.10 km) |
